<!DOCTYPE html>

<html>
  <body>
    <!-- Lack of space before <span> is important -->
    <p style="text-indent: 4em;"><span src="test.jpg" style="text-indent: 0; width: 150px; height: 200px; float: right;">Right Float</span>
Text in the block
    </p>
  </body>
</html>
